Chaiyodsilp, S., P. Chaiyodsilp, T. Pureekul, R. Srisawas, and Y. Khunaphakdipong. “A Prospective Randomized Trial for Reduction of Serum Low Density Lipoprotein (LDL) With Plant Stanol Ester Mixed in Coffee in a Hypercholesterolemic Thai Population”. The Bangkok Medical Journal, vol. 5, Feb. 2013, p. 9, doi:10.31524/bkkmedj.2013.02.002.